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H60
Answered

Calculer est donner sous forme de fraction irréductible :

 

D= (1/2 + 3/4) : 35/-16

Sagot :

D = (2/4+3/4)/35/-16=5/4x(-16/35)=-80/140=4/7

D = (1/2 + 3/4 ) / 35/-16

 

D = (5/4) X -16/35

 

D = (5X-16) / (4X35)

 

D = (-80) / 140

 

D = - 40/70

 

D = - 4/7 !!

 

Voila!

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